842270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 64

約数和(自身を含む): 1935360

約数和(自身を除く): 1093090

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 31, 38, 55, 62, 65, 95, 110, 130, 143, 155, 190, 209, 247, 286, 310, 341, 403, 418, 494, 589, 682, 715, 806, 1045, 1178, 1235, 1430, 1705, 2015, 2090, 2470, 2717, 2945, 3410, 4030, 4433, 5434, 5890, 6479, 7657, 8866, 12958, 13585, 15314, 22165, 27170, 32395, 38285, 44330, 64790, 76570, 84227, 168454, 421135, 842270]

約数ペア:

[(1, 842270), (2, 421135), (5, 168454), (10, 84227), (11, 76570), (13, 64790), (19, 44330), (22, 38285), (26, 32395), (31, 27170), (38, 22165), (55, 15314), (62, 13585), (65, 12958), (95, 8866), (110, 7657), (130, 6479), (143, 5890), (155, 5434), (190, 4433), (209, 4030), (247, 3410), (286, 2945), (310, 2717), (341, 2470), (403, 2090), (418, 2015), (494, 1705), (589, 1430), (682, 1235), (715, 1178), (806, 1045)]